Save a few clocks by replacing calls to kmalloc followed by memcpy with a single call to kmemdup.
Signed-off-by: Edward O'Callaghan <[email protected]> --- drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index 2de34a5..5ff1124 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -765,15 +765,12 @@ static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size) PP_CHECK_HW(hwmgr); if (!hwmgr->hardcode_pp_table) { - hwmgr->hardcode_pp_table = - kzalloc(hwmgr->soft_pp_table_size, GFP_KERNEL); + hwmgr->hardcode_pp_table = kmemdup(hwmgr->soft_pp_table, + hwmgr->soft_pp_table_size, + GFP_KERNEL); if (!hwmgr->hardcode_pp_table) return -ENOMEM; - - /* to avoid powerplay crash when hardcode pptable is empty */ - memcpy(hwmgr->hardcode_pp_table, hwmgr->soft_pp_table, - hwmgr->soft_pp_table_size); } memcpy(hwmgr->hardcode_pp_table, buf, size); -- 2.7.4 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
